#include "apue.h"
#include <fcntl.h>

#define RWRWRW (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)

int
main(void)
{
	umask(0);
	if (creat("foo", RWRWRW) < 0) {
		err_sys("creat error for foo");
	}

	umask(S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH);
	if (creat("bar", RWRWRW) < 0) {
		err_sys("creat error for bar");
	}

	exit(0);
}
